Daily Practice

Higher

29th May 1990

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
15 voles are marked and released. Later 56 are caught, of which 8 are marked. Estimate the population.
2
Fractional and Negative Indices2 marks
Write 9^-1 as a fraction.
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 3)(x - 5)(x + 4).
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 9. Write y in terms of x.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 29 cm and one shorter side of 21 cm. Work out the other shorter side.

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